81728113574016
81,728,113,574,016 is an even composite number composed of six prime numbers multiplied together.
81728113574016 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of seven hundred sixty-eight divisors.
Prime factorization of 81728113574016:
27 × 33 × 72 × 13 × 89 × 417127
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 7 × 7 × 13 × 89 × 417127)See below for interesting mathematical facts about the number 81728113574016 from the Numbermatics database.
Names of 81728113574016
- Cardinal: 81728113574016 can be written as Eighty-one trillion, seven hundred twenty-eight billion, one hundred thirteen million, five hundred seventy-four thousand and sixteen.
Scientific notation
- Scientific notation: 8.1728113574016 × 1013
Factors of 81728113574016
Divisors of 81728113574016
- Number of divisors d(n): 768
-
Complete list of divisors:
1 2 3 4 6 7 8 9 12 13 14 16 18 21 24 26 27 28 32 36 39 42 48 49 52 54 56 63 64 72 78 84 89 91 96 98 104 108 112 117 126 128 144 147 156 168 178 182 189 192 196 208 216 224 234 252 267 273 288 294 312 336 351 356 364 378 384 392 416 432 441 448 468 504 534 546 576 588 623 624 637 672 702 712 728 756 784 801 819 832 864 882 896 936 1008 1068 1092 1152 1157 1176 1246 1248 1274 1323 1344 1404 1424 1456 1512 1568 1602 1638 1664 1728 1764 1869 1872 1911 2016 2136 2184 2314 2352 2403 2457 2492 2496 2548 2646 2688 2808 2848 2912 3024 3136 3204 3276 3456 3471 3528 3738 3744 3822 4032 4272 4361 4368 4628 4704 4806 4914 4984 4992 5096 5292 5607 5616 5696 5733 5824 6048 6272 6408 6552 6942 7056 7476 7488 7644 8064 8099 8544 8722 8736 9256 9408 9612 9828 9968 10192 10413 10584 11214 11232 11392 11466 11648 12096 12816 13083 13104 13884 14112 14952 14976 15288 16198 16821 17088 17199 17444 17472 18512 18816 19224 19656 19936 20384 20826 21168 22428 22464 22932 24192 24297 25632 26166 26208 27768 28224 29904 30576 31239 32396 33642 34176 34398 34888 34944 37024 38448 39249 39312 39872 40768 41652 42336 44856 44928 45864 48594 51264 52332 52416 55536 56448 56693 59808 61152 62478 64792 67284 68796 69776 72891 74048 76896 78498 78624 79744 81536 83304 84672 89712 91728 97188 102528 104664 104832 111072 113386 117747 119616 122304 124956 129584 134568 137592 139552 145782 148096 153792 156996 157248 166608 169344 170079 179424 183456 194376 209328 218673 222144 226772 235494 239232 244608 249912 259168 269136 275184 279104 291564 307584 313992 314496 333216 340158 358848 366912 388752 417127 418656 437346 444288 453544 470988 499824 510237 518336 538272 550368 558208 583128 627984 666432 680316 717696 733824 777504 834254 837312 874692 907088 941976 999648 1020474 1036672 1076544 1100736 1166256 1251381 1255968 1332864 1360632 1530711 1555008 1668508 1674624 1749384 1814176 1883952 1999296 2040948 2153088 2201472 2332512 2502762 2511936 2721264 2919889 3061422 3110016 3337016 3498768 3628352 3754143 3767904 3998592 4081896 4665024 5005524 5023872 5422651 5442528 5839778 6122844 6674032 6997536 7256704 7508286 7535808 8163792 8759667 9330048 10011048 10845302 10885056 11262429 11679556 12245688 13348064 13995072 15016572 15071616 16267953 16327584 17519334 20022096 20439223 21690604 21770112 22524858 23359112 24491376 26279001 26696128 27990144 30033144 32535906 32655168 35038668 37124303 37958557 40044192 40878446 43381208 45049716 46718224 48803859 48982752 52558002 53392256 60066288 61317669 65071812 65310336 70077336 74248606 75917114 78837003 80088384 81756892 86762416 90099432 93436448 97607718 97965504 105116004 111372909 113875671 120132576 122635338 130143624 140154672 146411577 148497212 151834228 157674006 160176768 163513784 173524832 180198864 183953007 186872896 195215436 195931008 210232008 222745818 227751342 240265152 245270676 259870121 260287248 265709899 280309344 292823154 296994424 303668456 315348012 327027568 334118727 341627013 347049664 360397728 367906014 373745792 390430872 420464016 445491636 455502684 480530304 482615939 490541352 519740242 520574496 531419798 551859021 560618688 585646308 593988848 607336912 630696024 654055136 668237454 683254026 694099328 720795456 735812028 779610363 780861744 797129697 840928032 890983272 911005368 965231878 981082704 1002356181 1024881039 1039480484 1041148992 1062839596 1103718042 1121237376 1171292616 1187977696 1214673824 1261392048 1308110272 1336474908 1366508052 1441590912 1447847817 1471624056 1559220726 1561723488 1594259394 1681856064 1781966544 1819090847 1822010736 1930463756 1962165408 2004712362 2049762078 2078960968 2082297984 2125679192 2207436084 2338831089 2342585232 2375955392 2391389091 2429347648 2522784096 2616220544 2672949816 2733016104 2895695634 2943248112 3118441452 3123446976 3188518788 3363712128 3378311573 3563933088 3638181694 3644021472 3860927512 3924330816 4009424724 4099524156 4157921936 4251358384 4343543451 4414872168 4677662178 4685170464 4751910784 4782778182 4858695296 5045568192 5345899632 5457272541 5466032208 5791391268 5886496224 6236882904 6246893952 6377037576 6756623146 7016493267 7127866176 7174167273 7276363388 7288042944 7721855024 7848661632 8018849448 8199048312 8315843872 8502716768 8687086902 8829744336 9355324356 9370340928 9565556364 10091136384 10134934719 10691799264 10914545082 10932064416 11582782536 11772992448 12473765808 12754075152 13030630353 13513246292 14032986534 14255732352 14348334546 14552726776 14576085888 15443710048 16037698896 16371817623 16398096624 16631687744 17005433536 17374173804 17659488672 18710648712 18740681856 19131112728 20269869438 21383598528 21829090164 21864128832 23165565072 23545984896 23648181011 24947531616 25508150304 26061260706 27026492584 28065973068 28696669092 29105453552 30404804157 30887420096 32075397792 32743635246 32796193248 33263375488 34010867072 34748347608 35318977344 37421297424 38262225456 40539738876 42767197056 43658180328 43728257664 46331130144 47296362022 49115452869 49895063232 51016300608 52122521412 54052985168 56131946136 57393338184 58210907104 60809608314 61774840192 64150795584 65487270492 65592386496 69496695216 70637954688 70944543033 74842594848 76524450912 81079477752 87316360656 91214412471 92662260288 94592724044 98230905738 99790126464 102032601216 104245042824 108105970336 112263892272 114786676368 116421814208 121619216628 128301591168 130974540984 131184772992 138993390432 141889086066 149685189696 153048901824 162158955504 174632721312 182428824942 185324520576 189185448088 196461811476 208490085648 212833629099 216211940672 224527784544 229573352736 232843628416 243238433256 261949081968 277986780864 283778172132 299370379392 306097803648 324317911008 349265442624 364857649884 378370896176 392923622952 416980171296 425667258198 432423881344 449055569088 459146705472 486476866512 523898163936 555973561728 567556344264 638500887297 648635822016 698530885248 729715299768 756741792352 785847245904 833960342592 851334516396 898111138176 918293410944 972953733024 1047796327872 1135112688528 1277001774594 1297271644032 1459430599536 1513483584704 1571694491808 1667920685184 1702669032792 1945907466048 2095592655744 2270225377056 2554003549188 2918861199072 3026967169408 3143388983616 3405338065584 3891814932096 4540450754112 5108007098376 5837722398144 6286777967232 6810676131168 9080901508224 10216014196752 11675444796288 13621352262336 20432028393504 27242704524672 40864056787008 81728113574016
- Sum of all divisors σ(n): 305572956192000
- Sum of proper divisors (its aliquot sum) s(n): 223844842617984
- 81728113574016 is an abundant number, because the sum of its proper divisors (223844842617984) is greater than itself. Its abundance is 142116729043968
Bases of 81728113574016
- Binary: 100101001010100110011110010110110000000100000002
- Hexadecimal: 0x4A54CF2D8080
- Base-36: SYXDKNXC0
Squares and roots of 81728113574016
- 81728113574016 squared (817281135740162) is 6679484548367258353110368256
- 81728113574016 cubed (817281135740163) is 545901671784844258698778249116982072836096
-
The
square root of 81728113574016 is 9040360.2568711829 -
The
cube root of 81728113574016 is 43396.7452049579
Scales and comparisons
How big is 81728113574016?- 81,728,113,574,016 seconds is equal to 2,598,701 years, 10 weeks, 6 days, 10 hours, 33 minutes, 36 seconds.
-
To count from 1 to 81,728,113,574,016 would take you about six million, four hundred ninety-six thousand, seven hundred fifty-three years!
This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
- A cube with a volume of 81728113574016 cubic inches would be around 3616.4 feet tall.
Recreational maths with 81728113574016
- 81728113574016 backwards is 61047531182718
- 81728113574016 is a
Harshad number . - The number of decimal digits it has is: 14
- The sum of 81728113574016's digits is 54
- More coming soon!
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The information we have on file for 81728113574016 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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